Biden thanks Air Force Academy graduates for choosing 'service
Air Force Academy Commencement Address, May 23, 2012
Religious Climate at U.S. Air Force Academy
As VP, Biden keeps academy nominations secret
The War for the Military - The American Mind
Biden to pick history-making Air Force general as next Joint
Biden thanks Air Force Academy graduates for choosing 'service
President Joe Biden tells US Air Force Academy graduates their
'Service over self': Biden tells Air Force graduates they have
Biden thanks Air Force Academy graduates for choosing 'service